update variables

code.py

@@ -14,12 +14,13 @@
 BG_DIRECTION = [0, 'direction']
 DATA_AGE = [0, 'date']
 
-# Alert Colors
+# Display Colors
 RED = 0xFF0000;     # CRIT HIGH, CRIT LOW
 ORANGE = 0xFFA500;  # WARN LOW 
 YELLOW = 0xFFFF00;  # WARN HIGH
 GREEN = 0x00FF00;   # BASE
 PURPLE = 0x800080;  # STALE DATA
+BLACK = 0x000000;   # TEXT
 
 # Alert Levels
 CRIT_HIGH = 280
@@ -33,8 +34,6 @@ def stale_data(timestamp):
     # This is in minutessd
     stale_time = 6
 
-    stale = False
-
     # Get the current timestamp in GMT
     epoch_time = time.time()
     print("Epoch GMT time:", epoch_time)
@@ -49,11 +48,12 @@ def stale_data(timestamp):
     print("Data age: ", last_check)
 
     if last_check > stale_time:
-        stale = True
+        return True
     else:
-        stale = False
+        return False
 
-    return stale
+    # In the case where we have no idea, don't trust the data
+    return True
 
 def get_bg_color(val, timestamp):
     if stale_data(timestamp):
@@ -70,7 +70,9 @@ def get_bg_color(val, timestamp):
         return GREEN
 
 def text_transform_bg(val):
-    return str(val) + ' mg/dl'
+
+    # If you are outside the US you may want to change this
+    return str(val) + ' mg/dl' 
 
 def text_transform_direction(val):
     if val == "Flat":
@@ -92,19 +94,19 @@ def text_transform_direction(val):
 # the current working directory (where this file is)
 cwd = ("/"+__file__).rsplit('/', 1)[0]
 pyportal = PyPortal(url=DATA_SOURCE,
-                    headers={'api-secret': secrets['api_key']},
-                    caption_text=secrets['human'],
+                    headers={'api-secret': secrets['api_key']}, # If you don't have auth on your site you can ignore this
+                    caption_text=secrets['human'], # Name of the person you are following
                     caption_position=(100, 80), # This is going to be subjective to the length of the name
                     caption_font=cwd+"/fonts/Arial-Bold-24-Complete.bdf",
-                    caption_color=0x000000,
+                    caption_color=BLACK, # Black text is easier to read, feel free to change it
                     json_path=(BG_VALUE, BG_DIRECTION, DATA_AGE),
                     status_neopixel=board.NEOPIXEL,
                     default_bg=0xFFFFFF,
                     text_font=cwd+"/fonts/Arial-Bold-24-Complete.bdf",
                     text_position=((90, 120),  # VALUE location
                                    (140, 160)), # DIRECTION location
-                    text_color=(0x000000,  # sugar text color
-                                0x000000), # direction text color
+                    text_color=(BLACK,  # sugar text color
+                                BLACK), # direction text color
                     text_wrap=(35, # characters to wrap for sugar
                                0), # no wrap for direction
                     text_maxlen=(180, 30), # max text size for sugar & direction
@@ -124,6 +126,6 @@ def text_transform_direction(val):
         print("Response is", value)
 
     except RuntimeError as e:
-        print("Some error occured, retrying! -", e)
+        print("An error occured, retrying! -", e)
     time.sleep(180)
 

secrets.py

@@ -4,8 +4,8 @@
 # keep it a secret.
 
 secrets = {
-    'ssid' : '',             # Keep the two '' quotes around the name
-    'password' : '',         # Keep the two '' quotes around password
+    'ssid' : '',             # Wifi SSID you are connecting to
+    'password' : '',         # Wifi password, you do have one right?
     'api_key': '', # This needs to be a sha1 hash of the api secret
     'timezone' : "Africa/Abidjan",  # http://worldtimeapi.org/timezones
     'aio_username' : '', # free, needed for the timestamp https://io.adafruit.com/